Specialty: Vascular plants of coastal regions from San Francisco Bay to southern Oregon; Napa County, California; Klamath Mountains; Arizona; Nevada.
Date Founded: 1967
PUA - Pacific Union College Herbarium. Occurrence dataset (ID: ) https://cch2.org/portal/content/dwca/PUA_DwC-A.zip accessed via the Symbiota Local Portal Portal, https://dev010.symbiota.org/Portal, 2026-06-22).